{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/UsageInfo",
  "title": "UsageInfo",
  "additionalProperties": false,
  "properties": {
    "completion_tokens": {
      "default": 0,
      "title": "Completion Tokens",
      "type": "integer",
      "description": "Number of tokens in the generated completion."
    },
    "prompt_tokens": {
      "default": 0,
      "title": "Prompt Tokens",
      "type": "integer",
      "description": "Number of tokens in the prompt."
    },
    "total_tokens": {
      "default": 0,
      "title": "Total Tokens",
      "type": "integer",
      "description": "Total number of tokens used (prompt + completion)."
    },
    "completion_tokens_details": {
      "$ref": "#/components/schemas/CompletionTokensDetails",
      "description": "Breakdown of completion token usage."
    },
    "prompt_tokens_details": {
      "$ref": "#/components/schemas/PromptTokensDetails",
      "description": "Breakdown of prompt token usage."
    }
  },
  "type": "object",
  "description": "Token usage statistics for the request."
}